build: update gnulib to latest

* gnulib: Update submodule to latest.
* bootstrap: Copy from gnulib.
* tests/init.sh: Likewise.

1 files changed, 12 insertions, 2 deletions

diff --git a/bootstrap b/bootstrap
index c13b486c..e273ea73 100755
--- a/bootstrap
+++ b/bootstrap
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Print a version string.
-scriptversion=2018-10-13.05; # UTC
+scriptversion=2019-01-04.17; # UTC
 
 # Bootstrap this package from checked-out sources.
 
@@ -166,7 +166,7 @@ bootstrap_epilogue() { :; }
 # specified directory.  Fill in the first %s with the destination
 # directory and the second with the domain name.
 po_download_command_format=\
-"wget --mirror --level=1 -nd -q -A.po -P '%s' \
+"wget --mirror --level=1 -nd -nv -A.po -P '%s' \
  https://translationproject.org/latest/%s/"
 
 # Prefer a non-empty tarname (4th argument of AC_INIT if given), else
@@ -963,6 +963,16 @@ fi
 bootstrap_post_import_hook \
   || die "bootstrap_post_import_hook failed"
 
+# Don't proceed if there are uninitialized submodules.  In particular,
+# the next step will remove dangling links, which might be links into
+# uninitialized submodules.
+#
+# Uninitialized submodules are listed with an initial dash.
+if $use_git && git submodule | grep '^-' >/dev/null; then
+  die "some git submodules are not initialized. "     \
+      "Run 'git submodule init' and bootstrap again."
+fi
+
 # Remove any dangling symlink matching "*.m4" or "*.[ch]" in some
 # gnulib-populated directories.  Such .m4 files would cause aclocal to fail.
 # The following requires GNU find 4.2.3 or newer.  Considering the usual